Dams in LaSalle County, Illinois
18Total Dams
7High Hazard
4Significant
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Lasalle Co. Nuclear Station Cooling Lake Dam | High | Not Available | 43 | Other | 1977 |
| Holiday Lake Dam | High | Not Available | 41 | Recreation | 1965 |
| Lake Kakusha Dam | High | Not Available | 29 | Flood Risk Reduction | 1981 |
| Northern White Sands Dam | High | Not Available | 28 | Other | |
| Northeast Recreation Area Dam | High | Not Available | 27 | Flood Risk Reduction | 1988 |
| Lake Mendota Dam | High | Not Available | 17 | Recreation | 1890 |
| Dayton Estates Dam | High | Not Available | 15 | Recreation | 1965 |
| Marseilles Lock And Dam | Significant | Not Available | 58 | Navigation | 1933 |
| Deer Park Lake Dam | Significant | Not Available | 55 | Recreation | 1910 |
| Starved Rock Lock And Dam | Significant | Not Available | 35 | Navigation | 1933 |
| Sabic Basins Dam | Significant | Not Available | 10 | Other | 1960 |
| Bazzoni Lake Dam | Low | Not Available | 65 | Recreation | 1989 |
| Unimin Tailings Pond O Dam | Low | Not Available | 56 | Tailings | 2010 |
| Dayton | Low | Satisfactory | 26 | Navigation | 1925 |
| Alleman Lake Dam | Low | Not Available | 26 | Recreation | 1975 |
| Saddlewood Estates Dam | Low | Not Available | 20 | Recreation | 1991 |
| Mendota Agri-products Storage Lagoon 5 Dam | Low | Not Available | 16 | Other | 2012 |
| Marseilles Power Canal Dam | Low | Not Available | 15 | Hydroelectric | 1911 |